Mercurial > hg > orthanc-stone
annotate Framework/Viewport/SdlViewport.cpp @ 905:88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
author | Alain Mazy <alain@mazy.be> |
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date | Wed, 17 Jul 2019 16:56:53 +0200 |
parents | 0c5201499af8 |
children | 722ee73e6ba2 |
rev | line source |
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1 /** |
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2 * Stone of Orthanc |
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3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics |
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4 * Department, University Hospital of Liege, Belgium |
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5 * Copyright (C) 2017-2019 Osimis S.A., Belgium |
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6 * |
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7 * This program is free software: you can redistribute it and/or |
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8 * modify it under the terms of the GNU Affero General Public License |
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9 * as published by the Free Software Foundation, either version 3 of |
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10 * the License, or (at your option) any later version. |
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11 * |
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12 * This program is distributed in the hope that it will be useful, but |
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13 * WITHOUT ANY WARRANTY; without even the implied warranty of |
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14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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15 * Affero General Public License for more details. |
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16 * |
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17 * You should have received a copy of the GNU Affero General Public License |
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18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
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19 **/ |
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20 |
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21 #include "SdlViewport.h" |
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22 |
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23 #include <Core/OrthancException.h> |
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24 |
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25 #include <boost/make_shared.hpp> |
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26 |
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27 namespace OrthancStone |
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28 { |
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29 SdlOpenGLViewport::SdlOpenGLViewport(const char* title, |
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30 unsigned int width, |
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31 unsigned int height, |
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32 bool allowDpiScaling) : |
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33 SdlViewport(title), |
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34 context_(title, width, height, allowDpiScaling), |
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35 compositor_(context_, GetScene()) |
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36 { |
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37 } |
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38 |
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39 SdlOpenGLViewport::SdlOpenGLViewport(const char* title, |
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40 unsigned int width, |
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41 unsigned int height, |
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42 boost::shared_ptr<Scene2D>& scene, |
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43 bool allowDpiScaling) : |
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44 SdlViewport(title, scene), |
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45 context_(title, width, height, allowDpiScaling), |
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46 compositor_(context_, GetScene()) |
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47 { |
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48 } |
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49 |
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50 |
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51 SdlCairoViewport::SdlCairoViewport(const char* title, |
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52 unsigned int width, |
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53 unsigned int height, |
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54 bool allowDpiScaling) : |
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55 SdlViewport(title), |
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56 window_(title, width, height, false /* enable OpenGL */, allowDpiScaling), |
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57 compositor_(GetScene(), width, height) |
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58 { |
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59 static const uint32_t rmask = 0x00ff0000; |
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60 static const uint32_t gmask = 0x0000ff00; |
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61 static const uint32_t bmask = 0x000000ff; |
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62 |
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63 sdlSurface_ = SDL_CreateRGBSurfaceFrom((void*)(compositor_.GetCanvas().GetBuffer()), width, height, 32, |
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64 compositor_.GetCanvas().GetPitch(), rmask, gmask, bmask, 0); |
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65 if (!sdlSurface_) |
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66 { |
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67 LOG(ERROR) << "Cannot create a SDL surface from a Cairo surface"; |
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68 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
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69 } |
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70 } |
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71 |
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72 |
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73 SdlCairoViewport::~SdlCairoViewport() |
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74 { |
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75 if (sdlSurface_) |
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76 { |
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77 SDL_FreeSurface(sdlSurface_); |
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78 } |
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79 } |
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80 |
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81 // void SdlCairoViewport::SetSize(unsigned int width, |
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82 // unsigned int height) |
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83 // { |
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84 // if (cairoSurface_.get() == NULL || |
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85 // cairoSurface_->GetWidth() != width || |
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86 // cairoSurface_->GetHeight() != height) |
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87 // { |
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88 // cairoSurface_.reset(new CairoSurface(width, height, false /* no alpha */)); |
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89 |
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90 // // TODO Big endian? |
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91 // static const uint32_t rmask = 0x00ff0000; |
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92 // static const uint32_t gmask = 0x0000ff00; |
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93 // static const uint32_t bmask = 0x000000ff; |
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94 |
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95 // if (sdlSurface_) |
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96 // { |
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97 // SDL_FreeSurface(sdlSurface_); |
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98 // } |
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99 |
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100 // sdlSurface_ = SDL_CreateRGBSurfaceFrom(cairoSurface_->GetBuffer(), width, height, 32, |
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101 // cairoSurface_->GetPitch(), rmask, gmask, bmask, 0); |
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102 // if (!sdlSurface_) |
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introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
103 // { |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
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|
104 // LOG(ERROR) << "Cannot create a SDL surface from a Cairo surface"; |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
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105 // throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
106 // } |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
107 // } |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
108 // } |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
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|
109 |
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introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
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110 |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
111 void SdlCairoViewport::Refresh() |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
112 { |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
113 GetCompositor().Refresh(); |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
114 window_.Render(sdlSurface_); |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
115 } |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
116 |
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introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
117 |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
118 // void SdlCairoViewport::Render() |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
119 // { |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
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|
120 // Orthanc::ImageAccessor target; |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
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121 // compositor_.GetCanvas() cairoSurface_->GetWriteableAccessor(target); |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
122 |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
123 // if (viewport.Render(target)) |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
124 // { |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
125 // window_.Render(sdlSurface_); |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
126 // } |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
127 // } |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
changeset
|
128 |
88bf49aebc13
introduced ICompositor and allow SdlViewport to work with a CairoCompositor (to run on machines without OpenGL drivers)
Alain Mazy <alain@mazy.be>
parents:
893
diff
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|
129 |
891
0aff28f15ea2
new abstraction: IViewport
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
diff
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130 } |